Blue Onyx Slab for Backlit Countertops & Translucent Feature Walls

This Show Stone blue onyx slab is selected for projects that need a dramatic, light-transmitting surface. Blue onyx is naturally translucent, so the material can glow when paired with LED backlighting, making it ideal for statement walls, bar fronts, island panels, and premium vanity zones. Each blue onyx slab carries unique cloud-like movement and color depth, delivering a one-of-a-kind visual result in luxury interiors.
Key Project Highlights
- Translucent performance: Blue onyx supports backlighting for luminous feature walls and signature counters.
- Large-format supply: Standard blue onyx slab size is 200up × 120up cm for seamless visual continuity.
- Thickness options: 14mm standard; other thicknesses can be custom cut for different structural and design needs.
- Multi-surface use: Suitable for countertops, wall cladding, panels, and decorative applications.
- Export-ready packing: Slabs packed with export wooden A-frames; tiles packed in export wooden crates.
- Project lead-time clarity: Slabs typically 1 week; tiles and countertops typically about 4 weeks.
Product Overview
Show Stone supplies blue onyx slab in stable, export-ready formats for architectural and interior projects. Because blue onyx is a natural stone, variation in veining, translucency, and tone is expected and is part of its premium character. For backlit applications, we recommend confirming the target light temperature, panel layout, and selection range before production to control the final visual effect.
Material Characteristics
- Natural translucency: Blue onyx can transmit light, especially in thinner sections, enabling backlit design concepts.
- Unique movement: Each slab shows different cloud patterns and mineral layering; no two slabs are identical.
- Surface options: Polished is common for maximum depth; other finishes can be discussed based on project intent.
Engineering Parameters
| Item | Specification | Project Notes |
|---|---|---|
| Product | Blue onyx slab | Translucent natural stone for premium interior applications. |
| Material | Blue onyx | Customer-specified materials can be produced upon request. |
| Slab Size | 200up × 120up cm | Large format supports continuous veining and fewer joints. |
| Thickness | 14mm (standard) | Other thicknesses can be custom cut to meet design and installation needs. |
| Applications | Countertops, wall cladding, feature panels (backlit) | Backlit use requires coordination of light source, diffuser, and panel layout. |
| MOQ | 1 sqm | Suitable for samples, mockups, and phased project delivery. |
| Lead Time | Slab: about 1 week; Tiles/Countertops: about 4 weeks | Depends on quantity, finish, fabrication scope, and QC requirements. |
| Packaging | Slab: export wooden A-frame; Tiles: export wooden crate | Packing plan confirmed before shipment for safer international transport. |
Where It Performs in Real Projects
Backlit Feature Walls
Use a blue onyx slab for lobby walls, reception backdrops, and boutique focal points where luminous depth creates a signature experience.
Countertops & Islands
Blue onyx is used for statement counters and islands in luxury residences and hospitality spaces, especially when paired with controlled lighting and refined edge details.
Bar Tops & Decorative Panels
For premium bars, lounges, and VIP areas, a blue onyx slab delivers strong visual impact and a distinctive translucent character.
Installation & Maintenance
Installation Notes
- Backlit assemblies should include a stable substrate, controlled LED spacing, and diffuser planning to reduce hotspots.
- Confirm joint layout and bookmatch direction from shop drawings before fabrication.
- Handle slabs with proper lifting equipment to protect edges and corners.
Maintenance Notes
- Use pH-neutral stone cleaner for routine care.
- Avoid acidic or abrasive chemicals to reduce etching risk.
- Sealing recommendations depend on finish and usage; confirm based on project needs.
Lead Time & Packing
MOQ is 1 sqm. Slabs are typically ready in about 1 week. Tiles and countertops usually take around 4 weeks depending on fabrication scope and order volume. Slabs are packed with export wooden A-frames, while tiles are packed in export wooden crates.
Request a Quote
For a fast quotation, please share: required quantity (sqm), preferred finish, thickness, application (countertop or wall), and delivery port. For backlit projects, include target lighting temperature and the intended panel layout so we can advise on fabrication and packing.
Frequently Asked Questions
Is Blue Onyx suitable for backlighting?
Yes. Blue onyx is naturally translucent, so it can transmit light and create a glowing effect when paired with a proper backlit assembly.
What is the standard size of the blue onyx slab?
Standard slab size is 200up × 120up cm. Exact dimensions can vary by lot, and selection can be confirmed before production.
What thickness do you offer?
14mm is standard. Other thicknesses can be custom cut depending on design intent and installation requirements.
What is the MOQ and lead time?
MOQ is 1 sqm. Slabs are typically ready in about 1 week, while tiles and countertops usually take around 4 weeks depending on scope.
How is it packed for export?
Slabs are packed with export wooden A-frames, and tiles are packed in export wooden crates to support international shipping.
Will the color and pattern match the photos exactly?
Natural stone varies. We recommend confirming an approved selection range (photos or slab selection) before production for better visual control.







